Flights from London to Montreal
Search every flight from London (LON) to Montreal (YMQ). We compare prices across multiple providers and hand you off to the partner site to book.
Best time to book: For long-haul, booking 2–5 months ahead tends to surface the widest fare range; last-minute long-haul fares are rarely cheaper.
Prices to Montreal change often — set a free alert and we'll email you when the fare drops, or search live fares now.
Official booking partners
We compare fares across trusted global flight partners for this route.
Secure booking redirect — we hand you off to the partner site to book directly.
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Official booking partners
We compare fares across trusted global flight partners for this route.
Secure booking redirect — we hand you off to the partner site to book directly.
Find your fare
One click takes you to live results for this route.
Search LON → YMQ flightsPrices change often. Set a price alert for London → Montreal and we'll email you when the fare drops.
Should you book now?
An honest read on booking London to Montreal — both sides, from real price data.
Why book now?
No strong signal to rush right now — see the reasons to wait, or lock in a price you're happy with.
Why wait?
We don't see a strong reason to wait — fares don't look likely to fall on this route right now.
Price confidence
LowBased on 0 recent price checks.
Route trend summary
Fares on this route have been broadly stable, with no strong upward or downward pressure.
These are statistical estimates from captured fares, not guarantees — always confirm the live price before booking.
About this route
- Departing from
- London (LON)
- Arriving in
- Montreal (YMQ)
- Typical duration
- A long-haul route — expect a long block time; non-stop service (where it exists) saves the most.
- Stops
- Both non-stop and one-stop itineraries are common; connections via a hub are often the cheaper choice.
- Airlines serving this route
- Several carriers usually serve this route. Rather than guess, our search pulls the airlines and fares live from our booking partners so you compare the real options for your dates.
Insights
Flying from London to Montreal is one of the routes we track across multiple booking partners. Fares vary with season, day of the week, and how far in advance you book — we compare live offers so you can pick the trade-off that fits you.
Booking tips
- Booking 4–8 weeks in advance typically gives you the widest fare range to choose from.
- Mid-week departures (Tuesday or Wednesday) tend to be less crowded than Friday/Sunday flights on most routes.
- Check both the direct and one-stop options — a single connection can change the fare meaningfully on long-haul routes.
We only surface live fares from our booking partners. When a price probe is unavailable we show the search form instead of a fabricated figure.
Price forecast for London → Montreal
Best months to fly from London to Montreal
If your dates are flexible, the most rewarding time to fly from London to Montreal is late spring through early autumn (May to September), the long, mild stretch in Montreal. Aligning your trip with this window means you land in Montreal when conditions are at their kindest, and it often coincides with a calmer fare market on the LON–YMQ corridor than the peak-season rush. Travellers heading to Montreal for sightseeing tend to find these months give the best balance of weather, daylight and value.
Shoulder weeks on either side of that sweet spot are worth a look too: demand on London–Montreal usually softens just before and after the busiest stretch, so shifting your departure by a week or two can open up noticeably better seats and prices without giving up much on the experience in Montreal.
Cheapest booking window for LON to YMQ
Because London to Montreal is a long-haul journey, for long-haul, booking 2–5 months ahead tends to surface the widest fare range; last-minute long-haul fares are rarely cheaper. For this specific corridor, that means starting to watch LON–YMQ fares well before you intend to travel and being ready to book when a fare you are happy with appears, rather than waiting for a last-minute drop that rarely materialises on long-haul routes like this one.
A practical approach on London–Montreal is to set a price alert and let it watch the route for you: fares on this pair move often enough that catching a dip beats trying to time the market by hand. We surface only real, live prices for YMQ, so when you see a figure on this page it reflects what partners are actually quoting — not a teaser.
Typical fare volatility on London–Montreal
Fares between London and Montreal are not flat through the year. They tend to firm up sharply around mid-summer (July–August) and the December holidays and ease again in the quieter months, so the same LON–YMQ seat can vary a great deal depending on when you fly and when you book. As a leisure-leaning route, London–Montreal sees the biggest swings around school holidays and the destination's high season.
The upshot is that Montreal rewards a little patience and flexibility. If your dates can move, comparing a few departure days around your ideal date on the LON–YMQ route usually reveals a meaningful spread — which is exactly why a live comparison beats assuming today's price is the price.
Airlines usually operating LON to YMQ
The London to Montreal corridor is typically served by carriers such as Air Canada, Air France and Air Transat, among others. Some operate non-stop or via their hub, so on LON–YMQ you will often see a choice between a faster non-stop and a cheaper one-stop itinerary.
Schedules and carriers on London–Montreal change with the season, so treat the names above as the usual line-up rather than a guarantee for your dates. Our search confirms exactly who is flying YMQ when you travel, with live fares for each option so you are never comparing a stale timetable.
Average flight time from London to Montreal
A non-stop flight from London (LON) to Montreal (YMQ) covers about 5,221 km, which works out to roughly 7–8 hours in the air on a direct service. A long-haul route — expect a long block time; non-stop service (where it exists) saves the most. Itineraries with a connection naturally run longer, so if total travel time matters to you on London–Montreal, filter for non-stop where it exists.
Remember that the time in the air is only part of the door-to-door picture on London–Montreal: allow for getting to LON, airport processing at both ends, and — on any one-stop option — the connection time in between. Both non-stop and one-stop itineraries are common; connections via a hub are often the cheaper choice. When you compare results for YMQ, weigh a slightly longer connection against the fare it saves and decide which trade-off suits this particular trip to Montreal.
Peak season warnings for Montreal
Try to avoid mid-summer (July–August) and the December holidays, when Montreal is busiest and seat prices firm up unless that timing is fixed for you. During this stretch, London–Montreal demand is at its highest, the best fares disappear earliest, and Montreal itself is at its most crowded — a combination that works against both your budget and your experience.
If you must travel to Montreal in peak season, book the LON–YMQ leg as far ahead as you can and stay flexible on the exact day: even within a busy fortnight, mid-week departures and less popular times of day are usually kinder on price than the headline weekend slots.
Nearby alternatives to London and Montreal
If you can leave from a different airport, departures near London — for example Brussels and Paris — sometimes price Montreal differently, so it can pay to compare them alongside LON.
Whichever airports you weigh up around London and Montreal, compare them on the same dates so you are judging like for like on the LON–YMQ journey.
Nearby destination cities
Other cities you can reach from London.
Destination guides
When to go, what to expect, where to fly into.
How AerlynFlights works
Straight answers before you book — how we find prices and what happens when you click through.
How does AerlynFlights work?
AerlynFlights is a flight price comparison layer, not a booking platform. We query our partner providers for your route, gather the fares they return, and show you the best ones side by side. When you pick a fare, we hand you off to that partner’s official site to complete the booking there.
Why are prices sometimes different?
Fares for London to Montreal change constantly — airlines and partners update seat availability and pricing throughout the day. A price you saw earlier may have sold out or moved by the time you click through, and different partners can quote different amounts for the same flight. That is why we let you run a live search to confirm the current price before you book.
Do I pay extra through AerlynFlights?
No. AerlynFlights adds no markup and charges you no booking fee. You pay the partner’s own advertised price and complete the purchase directly on their site. We may earn a referral commission from the partner, but that never changes the price you pay.
How often are prices updated?
A fresh price comes straight from a live partner search you trigger. When we show a previously observed fare for this route, it is labelled with when it was last checked, so you always know how recent it is. If a figure looks stale, one click runs a live search to confirm the current price.
Can I trust the booking partner?
Yes. We only hand you off to established flight partners such as Kiwi, Amadeus and TravelPayouts — never an unknown reseller. The redirect to the partner is over a secure, encrypted connection, and you complete your booking and payment on the partner’s own official site under their terms.
Frequently asked questions
- How long is a flight from London to Montreal?
- A long-haul route — expect a long block time; non-stop service (where it exists) saves the most.
- Are there direct flights from London to Montreal?
- Both non-stop and one-stop itineraries are common; connections via a hub are often the cheaper choice.
- When is the best time to book London to Montreal flights?
- For long-haul, booking 2–5 months ahead tends to surface the widest fare range; last-minute long-haul fares are rarely cheaper.
- Which airlines fly from London to Montreal?
- Several carriers usually serve this route. Rather than guess, our search pulls the airlines and fares live from our booking partners so you compare the real options for your dates.
Other flights to Canada
London → Montreal